Siena is one of the newer master-planned communities in Round Rock. On the northeast side of the city, residents of Siena can easily access SH 130. The average size of a Siena home is over 2,400 square feet with three- to five-bedroom models. [gallery size="medium" ids="396025"] Build-out year: 2019 Builders include: Centerra, Highland Homes, KB Home, Meritage and Saratoga Square footage: 1,400-3,600 Home values: $229,990-$387,000 HOA dues (estimated): $300 annually Amenities: community swimming pool, soccer fields, basketball court, and hike and bike trails Schools: Veterans Hill Elementary School, Hutto Middle School, Hutto High School Property taxes (in dollars): Williamson County ESD 3 0.09637 Williamson County 0.41903 Williamson County FM/RD 0.04000 Hutto ISD 1.60000 Upper Brushy Creek WCID 0.02000 EWC Higher Education Center 0.04534 Siena MUD 1 0.85000 Total (per $100 valuation) 3.07074